#!/bin/bash
#
# Author  : Gaston Gonzalez
# Date    : 5 July 2025
# Updated : 1 September 2025
# Purpose : Wrapper script for starting the raster tile server
#
# Preconditions:
# 1. At least one .mbtiles files exist in the tileset directory
#
# Postconditions:
# 1. mbtileserver is started
# 2. Tile server available at http://localhost:1982/services

TILESERVER_HOME="${HOME}/.local/share/emcomm-tools/mbtileserver"
TILESERVER_TILE_DIR="${TILESERVER_HOME}/tilesets"

start() {
  CWD_DIR=$(pwd)

  cd ${TILESERVER_HOME}
  CMD="mbtileserver --port 1982"
  et-log "Starting raster tile server in ${TILESERVER_HOME} with: ${CMD}"

  ${CMD}

  cd ${CWD_DIR}
}

if [[ ! -e ${TILESERVER_TILE_DIR} ]]; then
  et-log "Tile set directory does not exist: ${TILESERVER_TILE_DIR}."
  exit 1
fi

ls ${TILESERVER_TILE_DIR}/*.mbtiles
if [[ $? -ne 0 ]]; then
  et-log "Can't start tile server. No .mbtiles in ${TILESERVER_TILE_DIR}"
  exit 1
fi

start